linux-kernel - [PATCH] mm/hugetlb_vmemmap: Use max() macro to simplify the code

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Message-Id: <20260121015114.560424-1-zenghongling@kylinos.cn>
Date: Wed, 21 Jan 2026 09:51:14 +0800
From: zenghongling <zenghongling@...inos.cn>
To: muchun.song@...ux.dev,
	osalvador@...e.de,
	david@...nel.org,
	akpm@...ux-foundation.org
Cc: linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	zhongling0719@....com,
	zenghongling <zenghongling@...inos.cn>
Subject: [PATCH] mm/hugetlb_vmemmap: Use max() macro to simplify the code

Use the max() macro to simplify the function and improve
its readability.

Signed-off-by: zenghongling <zenghongling@...inos.cn>
---
 mm/hugetlb_vmemmap.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/hugetlb_vmemmap.h b/mm/hugetlb_vmemmap.h
index 18b490825215..abdfa870b096 100644
--- a/mm/hugetlb_vmemmap.h
+++ b/mm/hugetlb_vmemmap.h
@@ -48,7 +48,7 @@ static inline unsigned int hugetlb_vmemmap_optimizable_size(const struct hstate
 
 	if (!is_power_of_2(sizeof(struct page)))
 		return 0;
-	return size > 0 ? size : 0;
+	return max(size, 0);
 }
 #else
 static inline int hugetlb_vmemmap_restore_folio(const struct hstate *h, struct folio *folio)
-- 
2.25.1